Welcome to Matt Zaske Online

A few weeks ago I was asked to help update a centralized inventory dataset, which to us is definitely a "tertiary" system. Several hundred device records were associated with our part of the organization, and every time I opened the list I quickly "noped" out of doing anything with it.

Almost exactly a year ago, I wrote about my first foray into implementing DMARC controls.

This year, I'm working with/mentoring a paid intern on a device monitoring project for a portion of our fleet. These sort of projects are always fun and meaningful in that we identify a problem or opportunity to improve, and then solve said problem in a way we've not done before.

During the foray into fixing up the Let's Encrypt root certificate expiration bits for my af

In our classroom fleet, almost all devices are wireless-only for their network access. This as a design is great for mobility and flexibility and the user experience but presents its own set of very unique challenges on the technical side.

It's been written about and announced for some time—the forthcoming expiration of the DST Root CA X3 certificate. The good news for most folks is that it's not a big deal.

It's been a full nine months since I first wrote about implementing DMARC controls, and over six months since I

I had one of those "Oh shit, Git!" moments this past weekend...

Posting again after kind of a lengthy break. It's summertime, and for lots of disparate reasons I've queued up topics but haven't had the ambition or taken the time to write them all out. So today we get a tale of automation mistakes and the subsequent cleanup.